熱(re)門關鍵(jian)詞:
來源:行業(ye)動態 閱(yue)讀:158225 發布時(shi)間(jian):2019-07-05
日前,國(guo)網天(tian)(tian)津(jin)市(shi)電力公司提出的“以(yi)電供熱(re)”試點(dian)規劃(hua),被寫(xie)入(ru)天(tian)(tian)津(jin)市(shi)政府工作報(bao)告,預(yu)示著天(tian)(tian)津(jin)市(shi)加熱(re)電纜(lan)的需求(qiu)量將不(bu)斷提高。“推(tui)廣電能(neng)替代(dai)(dai)工程,啟動以(yi)電供熱(re)試點(dian)”被寫(xie)入(ru)天(tian)(tian)津(jin)市(shi)政府工作報(bao)告,這標志著天(tian)(tian)津(jin)電能(neng)替代(dai)(dai)工作已進(jin)入(ru)政府主(zhu)導、系統推(tui)進(jin)的新(xin)階段。
當前(qian)電(dian)能替(ti)代(dai)技(ji)術成(cheng)熟,經濟優勢明顯,清潔環保已成(cheng)為政(zheng)府和廣大(da)用戶的共識。一直以(yi)來(lai),北方地區冬季供(gong)熱(re)取(qu)暖主要是采用燃煤鍋(guo)爐,造成(cheng)嚴重大(da)氣污染。如果采取(qu)電(dian)能替(ti)代(dai),以(yi)電(dian)能或太陽能代(dai)替(ti)燃煤蒸汽(qi)供(gong)熱(re),不但供(gong)熱(re)成(cheng)本大(da)幅度降低,而且不會造成(cheng)環境污染。
在有些專(zhuan)家(jia)看來,電能作(zuo)為清潔能源的優勢凸(tu)顯,替(ti)代(dai)(dai)潛(qian)力巨大(da)。4月(yue)2日,國家(jia)電網公司召開了(le)2015年電能替(ti)代(dai)(dai)工作(zuo)推進(jin)會(hui),發(fa)布了(le)《國家(jia)電網公司2015年全(quan)面深(shen)入(ru)推進(jin)電能替(ti)代(dai)(dai)行動計劃》,提出了(le)確保全(quan)年完成650億千(qian)瓦時、力爭實現750億千(qian)瓦時替(ti)代(dai)(dai)電量。
據了解,今(jin)年國(guo)家電(dian)(dian)(dian)網公司(si)將著力鞏固擴大電(dian)(dian)(dian)窯(yao)爐(lu)(lu)、電(dian)(dian)(dian)鍋爐(lu)(lu)、熱(re)泵等成熟項目的(de)實施范圍,因(yin)地(di)制宜拓展新領域、推廣(guang)(guang)(guang)新技(ji)術(shu)(shu),除在(zai)港口地(di)區(qu)推廣(guang)(guang)(guang)岸(an)電(dian)(dian)(dian)替(ti)代(通(tong)過電(dian)(dian)(dian)纜(lan)將船舶(bo)用(yong)電(dian)(dian)(dian)與岸(an)上(shang)電(dian)(dian)(dian)源連接,在(zai)船舶(bo)靠岸(an)期間采用(yong)陸地(di)電(dian)(dian)(dian)源供電(dian)(dian)(dian))外,還將對(dui)居(ju)民區(qu)、學校等用(yong)戶推廣(guang)(guang)(guang)碳晶、電(dian)(dian)(dian)熱(re)膜、發熱(re)電(dian)(dian)(dian)纜(lan)等技(ji)術(shu)(shu),在(zai)企(qi)事業單(dan)位食(shi)堂推廣(guang)(guang)(guang)電(dian)(dian)(dian)磁灶、電(dian)(dian)(dian)蒸(zheng)鍋,在(zai)油(you)田推廣(guang)(guang)(guang)電(dian)(dian)(dian)動鉆機,在(zai)油(you)氣輸送管線推廣(guang)(guang)(guang)電(dian)(dian)(dian)力加壓等。
從消(xiao)費(fei)端來看,各地主要通過以電代(dai)煤(mei)(mei)、以電代(dai)油來促進節能減排(pai)。北(bei)京市城(cheng)六區(qu)基本(ben)取消(xiao)燃煤(mei)(mei)鍋爐,農村地區(qu)新增減煤(mei)(mei)換煤(mei)(mei)120萬噸。河北(bei)省提出大幅壓減煤(mei)(mei)炭用(yong)量(liang),實(shi)施煤(mei)(mei)電節能減排(pai)升級改造行動(dong)計劃。在(zai)歐美(mei)發達(da)國(guo)(guo)家(jia),電采(cai)暖(nuan)普(pu)及率(lv)非常高(gao),美(mei)國(guo)(guo)80%的城(cheng)市實(shi)行電采(cai)暖(nuan),加(jia)拿(na)大、德國(guo)(guo)、法國(guo)(guo)等電采(cai)暖(nuan)比例均在(zai)50%以上。
有(you)專家(jia)分析認為(wei)(wei),國內(nei)大(da)力開展電(dian)能(neng)(neng)(neng)替代,能(neng)(neng)(neng)有(you)效緩解(jie)電(dian)纜(lan)產(chan)業產(chan)能(neng)(neng)(neng)過剩(sheng)帶來的(de)巨(ju)大(da)壓(ya)力。國內(nei)電(dian)線電(dian)纜(lan)行業產(chan)能(neng)(neng)(neng)過剩(sheng)以(yi)及設備過剩(sheng)是不(bu)(bu)爭的(de)事實,產(chan)能(neng)(neng)(neng)過剩(sheng)意(yi)味(wei)著供大(da)于(yu)求,意(yi)味(wei)著惡性競爭;而(er)設備過剩(sheng)又反映出開工率(lv)不(bu)(bu)足(zu)。事實上(shang),僅次于(yu)汽(qi)車制造(zao)業的(de)第(di)二大(da)產(chan)業電(dian)線電(dian)纜(lan)行業在贏得“全球第(di)一(yi)”之后,卻因蜂擁而(er)上(shang)深陷“紅海”的(de)產(chan)能(neng)(neng)(neng)嚴(yan)重過剩(sheng)之中。不(bu)(bu)足(zu)四成的(de)產(chan)能(neng)(neng)(neng)開工率(lv)還不(bu)(bu)到歐美同期一(yi)半,連續萎靡(mi)的(de)虧損包袱成為(wei)(wei)不(bu)(bu)少(shao)上(shang)市公司不(bu)(bu)能(neng)(neng)(neng)承(cheng)受(shou)之重,欲剝離減負(fu)。
近來研(yan)發成功的碳(tan)纖(xian)維加(jia)(jia)熱(re)(re)電纜(lan),將加(jia)(jia)熱(re)(re)電纜(lan)系統(tong)的應用(yong)(yong)推(tui)向了技(ji)術創(chuang)新階(jie)段。推(tui)行“以電供(gong)熱(re)(re)”的應用(yong)(yong),廣泛涉(she)及千家萬戶。例如在住宅(zhai)內部,可實(shi)現墻(qiang)壁(bi)、地(di)板(ban)、空間加(jia)(jia)熱(re)(re)。其(qi)中,僅墻(qiang)壁(bi)和地(di)板(ban)加(jia)(jia)熱(re)(re)系統(tong),就需要大量(liang)加(jia)(jia)熱(re)(re)電纜(lan)。此外,根據外國經(jing)驗,道路和機場融雪(xue)加(jia)(jia)熱(re)(re),也普遍首選加(jia)(jia)熱(re)(re)電纜(lan)系統(tong)。
電(dian)(dian)(dian)(dian)采(cai)暖相比燃煤(mei)采(cai)暖優(you)勢比較明(ming)顯。當前,國內電(dian)(dian)(dian)(dian)力(li)(li)(li)(li)供需矛盾將日趨緩和,2006年中國電(dian)(dian)(dian)(dian)力(li)(li)(li)(li)供需基本平衡。從2007年開始(shi),一部分煤(mei)炭(tan)產(chan)地為(wei)(wei)降低煤(mei)炭(tan)運輸(shu)成本,大力(li)(li)(li)(li)發(fa)展(zhan)火力(li)(li)(li)(li)發(fa)電(dian)(dian)(dian)(dian),變煤(mei)炭(tan)運輸(shu)為(wei)(wei)電(dian)(dian)(dian)(dian)力(li)(li)(li)(li)輸(shu)送,并且國家正在大力(li)(li)(li)(li)發(fa)展(zhan)風力(li)(li)(li)(li)發(fa)電(dian)(dian)(dian)(dian)、太(tai)陽能(neng)發(fa)電(dian)(dian)(dian)(dian)、水力(li)(li)(li)(li)發(fa)電(dian)(dian)(dian)(dian)、核電(dian)(dian)(dian)(dian)等,電(dian)(dian)(dian)(dian)力(li)(li)(li)(li)已出現(xian)冬季過剩現(xian)象,這就為(wei)(wei)電(dian)(dian)(dian)(dian)采(cai)暖提供了(le)足(zu)夠空(kong)間。
據相關(guan)統計(ji)數字(zi)表明,我(wo)國地面(mian)輻(fu)射采(cai)暖(nuan)市(shi)(shi)場在2010年底(di)已達千億元,其中技術成熟的低溫熱水輻(fu)射采(cai)暖(nuan)和散熱片采(cai)暖(nuan)占據70%以上的市(shi)(shi)場份額。電采(cai)暖(nuan)雖處(chu)于起步階段,但也占據了(le)25%左右的市(shi)(shi)場份額,并且保持(chi)持(chi)續上升的趨勢。
如(ru)今,全國各(ge)地針對電(dian)(dian)采(cai)暖(nuan)紛紛出臺優惠政策,這從側面展(zhan)現(xian)出了(le)電(dian)(dian)采(cai)暖(nuan)的(de)(de)巨(ju)大潛力,也為(wei)(wei)碳纖維發熱(re)(re)電(dian)(dian)纜(lan)的(de)(de)發展(zhan)提供(gong)(gong)了(le)無(wu)限(xian)的(de)(de)可(ke)能(neng)性。就目(mu)前各(ge)個集中供(gong)(gong)暖(nuan)區域(yu)推出的(de)(de)供(gong)(gong)暖(nuan)政策來(lai)看,煤炭(tan)供(gong)(gong)熱(re)(re)的(de)(de)時(shi)代(dai)正(zheng)(zheng)(zheng)在成(cheng)為(wei)(wei)歷史。而新型的(de)(de)環(huan)保節能(neng)的(de)(de)采(cai)暖(nuan)方式(shi)正(zheng)(zheng)(zheng)在占領市(shi)場,其(qi)中電(dian)(dian)采(cai)暖(nuan)以其(qi)成(cheng)熟(shu)的(de)(de)行業體系和(he)卓越的(de)(de)供(gong)(gong)暖(nuan)效果正(zheng)(zheng)(zheng)在不斷受到重視。這為(wei)(wei)正(zheng)(zheng)(zheng)處于(yu)產(chan)能(neng)過(guo)剩(sheng)的(de)(de)電(dian)(dian)纜(lan)產(chan)業開(kai)辟(pi)了(le)一(yi)個新的(de)(de)市(shi)場。